"h"^^ . . "http://dbpedia.org/resource/Hour"^^ . . . . . . . "Hour"@en . . "http://en.wikipedia.org/wiki/Hour?oldid=495040268"^^ . . . . "hr" . "HUR" . . "0112/2///62720#UAA525" . "The hour (common symbol: h or hr) is a unit of measurement of time. In modern usage, an hour comprises 60 minutes, or 3,600 seconds. It is approximately 1/24 of a mean solar day. An hour in the Universal Coordinated Time (UTC) time standard can include a negative or positive leap second, and may therefore have a duration of 3,599 or 3,601 seconds for adjustment purposes. Although it is not a standard defined by the International System of Units, the hour is a unit accepted for use with SI, represented by the symbol h."^^ . "3600"^^ . "h" .